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    <meta charset="UTF-8">
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    <title>Document</title>
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<body>
    
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<script>


    // object.prototype.name = '小张'
    // let obj = {
    //     name:'老张',
    //     fn(){
    //         console.log(super.name);
    //     }
    // }

    // function fn(){
    //     console.log(this.name);
    //     console.log(super.name);
    // }

    // obj.fn()

</script>